The phrase "actual frequency study" is correct and usable in written English.
It can be used in contexts related to research or analysis where the focus is on the real or observed frequency of occurrences in a study.
Example: "The actual frequency study revealed significant trends in consumer behavior over the past year."
Alternatives: "real frequency analysis" or "observed frequency research".
ATA and AACE thyroid nodule management guidelines were constructed using actual frequencies from this study and actual costs from Table 1.
Anecdotal reports indicate that all hypertensive disorders of pregnancy are high in Brazil, although there is no epidemiological study showing the actual frequency of preeclampsia in Brazil.
This is the first study that describes the actual frequency of genetic polymorphisms and their distribution in clusters involved in skin aging in a Caucasian population.
This is the first study that describes the actual frequency of genetic polymorphisms involved in skin aging in a Caucasian population.
Therefore, the studies are not comparable regarding the actual frequency of NSSI.
Thus, the proportion of discordance observed in this study may represent an overestimate of the actual frequency of suspected patient pairs with discordant genotypes.
A limitation of the study is that documents do not need to reflect the actual frequency and quality of cultural diversity training in educational practice, since the documents y often contain abstract formulations.
The actual frequency of an ADR headache is only known when a drug has been studied both in patients taking it and in placebo group.
Fourthly, our study investigated reported rather than observed practices, and we did not gather any data on actual frequency of antibiotic use in children.
Since the nine-banded armadillo is the only frequently studied species and no accurate population counts exist, it is difficult to determine the actual frequency of quadruplet births across all species of armadillos.
